Product comparison · 2 memory modules

Dell 1GB, DDR II SDRAM, 667MHz, OptiPlex GX620, NON-ECC vs Dell 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision 380, ECC

6specifications compared
2differ
4identical
1known for one product only

Key differences

Internal memory
- 1GB, DDR II SDRAM, 667MHz, OptiPlex GX620, NON-ECC:1 GB
- 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision 380, ECC:4 GB
ECC
- 1GB, DDR II SDRAM, 667MHz, OptiPlex GX620, NON-ECC:No
- 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision 380, ECC:Yes

Side by side

Differences highlightedShow differences only

Comparison of 1GB, DDR II SDRAM, 667MHz, OptiPlex GX620, NON-ECC, 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision 380, ECC
7 specifications	A Dell 1GB, DDR II SDRAM, 667MHz, OptiPlex GX620, NON-ECC View product	B Dell 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision 380, ECC View product
Features2 differ
Internal memoryDiffers	1 GB	4 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
Memory clock speed	667 MHz	667 MHz
Memory voltageKnown for one	1.5 V	Unknown — not stated by the source
Other featuresidentical
Number of pins	240	240

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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